correspondent carter evans has more from le beck, just northwest of los angeles. >> i cannot get out, help. >> reporter: violent thunderstorm smashed southern california yesterday, torrential rains fell four to 6 inches per hour, flooding streets and triggering powerful mud slide, leaving drivers helpless. >> are we stuck. >> yeah, we're stuck. >> this area is devastated right now. >> reporter: california's busy interstate five became a river of mud, burying cars and leaving hundreds of drivers stranded. fire fighters rescued people trapped in their vehicles and in homes, swallowed up by the mud. >> traffic came to a complete stop, mid just started pouring down the the mountain and road and just kind have oven gulfed everything. >> oh, my god. run for your lives. >> reporter: thousands of cars and trucks were backed up for miles. >> i have been out here for 24 years now and i have never seen this much water in 24 years. i really cannot tell how fast or how safe it is. >> reporter: workers tell me there were about a hundred cars buried right along interstate five here. they had had to